Well in about a month im hoping to be ordering some jet hot lt's and am wondering what all i need to install them like gaskets bolts etc also will i need o2 extenders if so where can i find them at and is there a place to buy a y-pipe that will fit good with my hooker catback. I'm also goin to change my plugs and wires while im doing this so whats a good wire and plug combo well thanks for your help